Specialization in DBMS MCQs Quiz Online PDF eBook Download

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MCQs on Specialization in DBMS PDF eBook Download

MCQ: Possible specialization constraint includes

  1. disjoint and total
  2. overlapping and total
  3. overlapping and partial
  4. all of above


MCQ: Leaf nodes in diagrams of generalization and specialization are considered as

  1. extension classes
  2. leaf classes
  3. inverted classes
  4. diverted classes


MCQ: Type of specialization in which all the subclasses have membership condition on super class of similar attribute is classified as

  1. constraint-defined specialization
  2. key-defined specialization
  3. entity-defined specialization
  4. attribute-defined specialization


MCQ: Consider representation of specialization and generalization, the blank triangle is used to indicate the specific constraint called

  1. disjoint node
  2. shared base constraint
  3. schema construct
  4. disjoint constraint